Pith Number

pith:OI4YYPZT

pith:2026:OI4YYPZT7ZKTFNZ44ZRL7JWRHP

not attested not anchored not stored refs pending

Formation of the Kerr black hole: an exact model

J Ovalle

arxiv:2608.06519 v1 · 2026-08-06 · gr-qc · astro-ph.SR · hep-th · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OI4YYPZT7ZKTFNZ44ZRL7JWRHP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-08-10T01:10:55.398854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72398c3f33fe5532b73ce662bfa6d13bd380a0be91552be92747cc15dd6e986d

Aliases

arxiv: 2608.06519 · arxiv_version: 2608.06519v1 · doi: 10.48550/arxiv.2608.06519 · pith_short_12: OI4YYPZT7ZKT · pith_short_16: OI4YYPZT7ZKTFNZ4 · pith_short_8: OI4YYPZT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OI4YYPZT7ZKTFNZ44ZRL7JWRHP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 72398c3f33fe5532b73ce662bfa6d13bd380a0be91552be92747cc15dd6e986d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4141c6068269b3950566319a8b3fc61f1842888ee1b4c0e2aa46e863386470b6",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-08-06T19:02:49Z",
    "title_canon_sha256": "ea3fc3f9b872d4edf77eb1148a906299c645b3d3158d490c2c160171c56a17f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06519",
    "kind": "arxiv",
    "version": 1
  }
}